@article{zu217790,
          volume = {34},
          number = {5},
           title = {??????????????? ?? ?????? ????????? ???????????? ?????},
          author = {?. ?. ?????? and ?. ?. ????????? and ?. ?. ?????????? and ?. ?. ????????? and ?. ?. ????? and ?. ?. ????????},
            year = {2012},
           pages = {444--450},
         journal = {?????????? ??????},
             url = {http://eprints.zu.edu.ua/17790/}
}